CN205876593U - Double -speed hydraulic motor - Google Patents
Double -speed hydraulic motor Download PDFInfo
- Publication number
- CN205876593U CN205876593U CN201620834032.6U CN201620834032U CN205876593U CN 205876593 U CN205876593 U CN 205876593U CN 201620834032 U CN201620834032 U CN 201620834032U CN 205876593 U CN205876593 U CN 205876593U
- Authority
- CN
- China
- Prior art keywords
- output shaft
- brake
- brake axle
- hydraulic motor
- bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Hydraulic Motors (AREA)
- Braking Arrangements (AREA)
Abstract
The utility model discloses a double -speed hydraulic motor, which comprises an outer shell, the shell includes the protecgulum, the back lid, the setting is at the braking cylinder body and the braking end cover of setting in braking cylinder body bottom of hou gai bottom, the internal braking piston that is equipped with rather than inner wall sliding fit of checking cylinder, it still includes the output shaft and sets up the brake axle in the shell, the one end of output shaft stretches into in the protecgulum, and the bottom of output shaft is connected with the top of brake axle, install a rotor assembly on the bottom of output shaft and the top outer wall of brake axle, the cover has oil distribution shaft on the top outer wall of brake axle, the mounting hole that back lid has the axial setting and supplies brake axle and oil distribution shaft card to go into is covered after, and still is equipped with a valve opening, bottom the valve opening extends to from the top of back lid, and installs a case in the valve opening. The utility model discloses a setting up of valve opening and case makes hydraulic motor possess another rotational speed, so just can select the rotational speed according to the user demand of difference.
Description
Technical field
This utility model relates to a kind of hydraulic motor, is especially a kind of double speed hydraulic motor.
Background technology
Hydraulic motor is a kind of executive component of hydraulic system, and it is defeated that the fluid pressure that hydraulic pump provides can be changed into it by it
The mechanical energy of shaft.At present, on some large-scale agricultural vehicles, in order to prevent vehicle from sliding when being parked in slope, can be on tire
Wheel type hydraulic running motor is installed.Its structure of the walk motor with hydraulic pressure of prior art generally comprises shell, and shell includes protecgulum, leads to
Cross the threaded mode bonnet fixing with protecgulum, be arranged on the brake cylinder casing on bonnet top and be arranged on brake cylinder casing top
The braking end cap of end, and the walk motor with hydraulic pressure of prior art is owing to being limited by structure, only has single-speed functionality, and in difference
In the environment of use demand be all different, single speed hydraulic motors cannot meet use demand.
Utility model content
In view of the defect of above-mentioned prior art, the purpose of this utility model is: provide a kind of double speed hydraulic motor.
Technical solution of the present utility model is: double speed hydraulic motor, including shell, described shell include protecgulum, after
Cover, be arranged on the brake cylinder casing of bonnet bottom and be arranged on the braking end cap of brake cylinder casing bottom, set in described brake cylinder casing
Having the brake piston being slidably matched with its inwall, it also includes output shaft and arranges brake axle in the enclosure, described output shaft
One end stretch in protecgulum, and the bottom of described output shaft is connected with the top of brake axle, the bottom of described output shaft and braking
One rotor assembly is installed on the top outer wall of axle, the top outer wall of described brake axle is cased with oil distribution shaft；Described bonnet has
Installing hole that is axially arranged and that snap in for brake axle and oil distribution shaft, described bonnet is additionally provided with a valve opening, and described valve opening is from bonnet
Top extend to bottom, and valve opening is provided with a spool.
Further, the bottom outer wall of described brake axle being provided with friction plate assembly, described friction plate assembly is arranged on
Between brake cylinder casing inwall and brake axle, having internal tooth inside described friction plate assembly, described brake axle bottom outer wall is provided with
The teeth groove engaged with friction plate assembly internal tooth.
Further, between bottom and the braking end cap of described brake piston, disk spring is installed.
Further, it is provided with block between top and the brake cylinder casing of described brake piston.
Further, described output shaft being also cased with clutch shaft bearing and the second bearing, wherein to be positioned at rotor total for clutch shaft bearing
The top become, the second bearing is positioned at the top of clutch shaft bearing, is provided with anti-dust seal between top and the output shaft of described protecgulum,
The top of described second bearing is pressed in the bottom of anti-dust seal, described clutch shaft bearing, is respectively equipped with between the second bearing and protecgulum
First sealing ring and the second sealing ring.
Applying double speed hydraulic motor provided by the utility model, it provides the benefit that: the bottom of output shaft and brake axle
Top outer wall on a rotor assembly is installed, the top outer wall of brake axle is cased with oil distribution shaft, bonnet have axially arranged and
The installing hole snapped in for brake axle and oil distribution shaft, bonnet is additionally provided with a valve opening, and valve opening extends to bottom from the top of bonnet, and
Valve opening is provided with a spool, i.e. while hydraulic motor has a rotating speed originally, is made by the setting of valve opening and spool
Obtain hydraulic motor and possess another rotating speed, so just rotating speed can be selected according to different use demands.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model；
Fig. 2 is cross-sectional schematic of the present utility model；
Fig. 3 is the structural representation of bonnet of the present utility model.
Shown in figure: 1-shell, 1.1-protecgulum, 1.2-bonnet, 1.3-brake cylinder casing, 1.4-brakes end cap, and 2-brakes and lives
Plug, 3-output shaft, 4-brake axle, 5-rotor assembly, 6-oil distribution shaft, 7-installing hole, 8-valve opening, 9-spool, 10-friction plate group
Part, 11-disk spring, 12-block, 13-clutch shaft bearing, 14-the second bearing, 15-anti-dust seal, 16-the first sealing ring, 17-
Second sealing ring.
Detailed description of the invention
For comparing intuitively, being fully understood by the technical solution of the utility model, now just combine this utility model accompanying drawing and carry out
Nonrestrictive feature description is as follows:
As shown in Figure 1-Figure 3, double speed hydraulic motor, including shell 1, shell 1 includes protecgulum 1.1, bonnet 1.2, is arranged on
The brake cylinder casing 1.3 of bonnet 1.2 bottom and be arranged on the braking end cap 1.4 of brake cylinder casing 1.3 bottom, in brake cylinder casing 1.3
Being provided with the brake piston 2 being slidably matched with its inwall, it also includes output shaft 3 and the brake axle 4 being arranged in shell 1, output
One end of axle 3 is stretched in protecgulum 1.1, and the bottom of output shaft 3 is connected with the top of brake axle 4, the bottom of output shaft 3 and braking
One rotor assembly 5 is installed on the top outer wall of axle 4, the top outer wall of brake axle 4 is cased with oil distribution shaft 6；Bonnet 1.2 has axle
To the installing hole 7 arranged and snap in for brake axle 4 and oil distribution shaft 6, bonnet 1.2 being additionally provided with a valve opening 8, valve opening 8 is from bonnet 1.2
Top extend to bottom, and valve opening 8 is provided with a spool 9.
Being provided with friction plate assembly 10 on the bottom outer wall of brake axle 4, friction plate assembly 10 is arranged in brake cylinder casing 1.3
Between wall and brake axle 4, having internal tooth inside friction plate assembly 10, brake axle 4 bottom outer wall is provided with and friction plate assembly 10
The teeth groove of internal tooth engagement.Facilitate coordinating of friction plate assembly 10 and brake axle 4.
Between bottom and the braking end cap 1.4 of brake piston 2, disk spring 11 is installed, facilitates brake piston 2 to reset.
It is provided with block 12, by joining of block 12 and brake piston 2 between top and the brake cylinder casing 1.3 of brake piston 2
Close and use, it is possible to increase the mechanical strength of whole motor, and improve the sensitivity of hydraulic motor.
In order to effectively support output shaft 3, output shaft 3 is also cased with clutch shaft bearing 13 and the second bearing 14, its
Middle clutch shaft bearing 13 is positioned at the top of rotor assembly 5, and the second bearing 14 is positioned at the top of clutch shaft bearing 13, the top of protecgulum 1.1
And being provided with anti-dust seal 15 between output shaft 3, the top of the second bearing 14 is pressed in the bottom of anti-dust seal 15, clutch shaft bearing
13, the first sealing ring 16 and the second sealing ring 17 it is respectively equipped with between the second bearing 14 and protecgulum 1.1.And the first sealing ring 16,
Second sealing ring 17 and anti-dust seal 15 then improve the sealing effectiveness of whole hydraulic motor.
High torque hydraulic motor provided by the utility model, bonnet 1.2 has axially arranged and supplies brake axle 4 and join oil
The installing hole 7 that axle 6 snaps in, bonnet 1.2 is additionally provided with a valve opening 8, and valve opening 8 extends to bottom, and valve opening from the top of bonnet 1.2
One spool 9 is installed in 8, i.e. while hydraulic motor has a rotating speed originally, is made by the setting of valve opening 8 and spool 9
Obtain hydraulic motor and possess another rotating speed, so just rotating speed can be selected according to different use demands.
Certainly, these are only preferred embodiment of the present utility model, non-the most i.e. limit to patent of the present utility model
Scope, all utilization this utility model description and graphic content institute are simple for it modifies and equivalent structure change, all should in like manner wrap
Within being contained in scope of patent protection of the present utility model.
Claims (5)
1. double speed hydraulic motor, including shell, described shell include protecgulum, bonnet, be arranged on the brake cylinder casing of bonnet bottom with
And it is arranged on the braking end cap of brake cylinder casing bottom, it is provided with the brake piston being slidably matched with its inwall in described brake cylinder casing,
It is characterized in that: it also includes output shaft and arranges brake axle in the enclosure, and one end of described output shaft is stretched in protecgulum, and
The bottom of described output shaft is connected with the top of brake axle, and the bottom of described output shaft is provided with on the top outer wall of brake axle
One rotor assembly, the top outer wall of described brake axle is cased with oil distribution shaft；
Described bonnet has installing hole that is axially arranged and that snap in for brake axle and oil distribution shaft, and described bonnet is additionally provided with a valve
Hole, described valve opening extends to bottom, and is provided with a spool in valve opening from the top of bonnet.
Double speed hydraulic motor the most according to claim 1, it is characterised in that: it is provided with on the bottom outer wall of described brake axle
Friction plate assembly, described friction plate assembly is arranged between brake cylinder casing inwall and brake axle, has inside described friction plate assembly
Internal tooth, described brake axle bottom outer wall is had to be provided with the teeth groove engaged with friction plate assembly internal tooth.
Double speed hydraulic motor the most according to claim 1, it is characterised in that: the bottom of described brake piston and braking end cap
Between disk spring is installed.
Double speed hydraulic motor the most according to claim 3, it is characterised in that: the top of described brake piston and brake cylinder casing
Between be provided with block.
Double speed hydraulic motor the most according to claim 1, it is characterised in that: be also cased with on described output shaft clutch shaft bearing and
Second bearing, wherein clutch shaft bearing is positioned at the top of rotor assembly, and the second bearing is positioned at the top of clutch shaft bearing, described protecgulum
Being provided with anti-dust seal between top and output shaft, the top of described second bearing is pressed in the bottom of anti-dust seal, and described first
Bearing, between the second bearing and protecgulum, it is respectively equipped with the first sealing ring and the second sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620834032.6U CN205876593U (en) | 2016-07-29 | 2016-07-29 | Double -speed hydraulic motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620834032.6U CN205876593U (en) | 2016-07-29 | 2016-07-29 | Double -speed hydraulic motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205876593U true CN205876593U (en) | 2017-01-11 |
Family
ID=57702416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620834032.6U Expired - Fee Related CN205876593U (en) | 2016-07-29 | 2016-07-29 | Double -speed hydraulic motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205876593U (en) |
-
2016
- 2016-07-29 CN CN201620834032.6U patent/CN205876593U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20210729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |